采用固相反应法在真空环境中烧结温度为1 180℃下,成功制备出了单相的多元Ce1-xNdxB6(0≤x≤0.3)硼化物粉末.研究了掺杂元素Nd对Ce1-xNdxB6(0≤x≤0.3)物相、微观结构及光吸收性能的影响规律.XRD结果表明,Nd元素的掺杂没有改变CeB6的晶体结构,而是替代了Ce原子晶位.光吸收结果表明,随着Nd掺杂量的增加,Ce1-xNdxB6分散液透射光波长从618 nm增加至624 nm,出现了“红移”现象.磁性测量结果表明,CeB6反铁磁至顺磁态转变温度为2.36 K.
参考文献
| [1] | Zhou, Shen Lin;Zhang, Jiu Xing;Bao, Li Hong;Yu, Xiao Guang;Hu, Qiang Lin;Hu, Dong Qiang.Enhanced thermionic emission properties in textured two-phase LaB6-BaB6 system prepared by spark plasma sintering[J].Journal of Alloys and Compounds: An Interdisciplinary Journal of Materials Science and Solid-state Chemistry and Physics,2014:130-134. |
| [2] | 张繁星;张忻;张久兴;梁超龙;黄颖凯.悬浮区域熔炼法制备Ce1-xPrxB6单晶体及其热发射性能研究[J].无机材料学报,2014(10):1073-1076. |
| [3] | 包黎红;那仁格日乐;特古斯;张忻;张久兴.放电等离子烧结原位合成Lax Ce1-x B6化合物及性能研究[J].物理学报,2013(19):369-374. |
| [4] | Dilute LaB_(6) nanoparticles in polymer as optimized clear solar control glazing[J].Applied physics letters,200324(24):4346-4348. |
| [5] | Hiromitsu Takeda;Hiroko Kuno;Kenji Adachi.Solar Control Dispersions and Coatings With Rare-Earth Hexaboride Nanoparticles[J].Journal of the American Ceramic Society,20089(9):2897-2902. |
| [6] | Chao, Luomeng;Bao, Lihong;Shi, Junjie;Wei, Wei;Tegus, O.;Zhang, Zhidong.The effect of Sm-doping on optical properties of LaB6 nanoparticles[J].Journal of Alloys and Compounds: An Interdisciplinary Journal of Materials Science and Solid-state Chemistry and Physics,2015:618-621. |
| [7] | C. Terzioglu;O. Ozturk;A. Kilic.Magnetic and electronic measurements in CeB_6[J].Journal of Magnetism and Magnetic Materials,20061(1):33-37. |
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